/Engine/Plugins/Runtime/GameplayAbilities/Source/GameplayAbilities/Public/AbilitySystemComponent.h
Delegate for when an effect is applied
typedef TMulticastDelegate_ThreeParams< void, [UAbilitySystemComponent](API\Plugins\GameplayAbilities\UAbilitySystemComponent) *, const [FGameplayEffectSpec](API\Plugins\GameplayAbilities\FGameplayEffectSpec) &, [FActiveGameplayEffectHandle](API\Plugins\GameplayAbilities\FActiveGameplayEffectHandle) > FOnGameplayEffectAppliedDelegate